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Treaty of London is signed by the Great Powers, the Ottoman Empire, and the victorious Balkan League (Serbia, Greece, th

Treaty of London is signed by the Great Powers, the Ottoman Empire, and the victorious Balkan League (Serbia, Greece, the Kingdom of Bulgaria, and Montenegro), bringing an end to the First Balkan War

Constantine I was King of Greece from 18 March 1913 to 11 June 1917 and again from 19 December 1920 to 27 September 1922. The eldest son of George I of Greece, he succeeded to the throne following his father's assassination in 1913.

Educated in Greece and later in Germany, Constantine was an admirer of Prussian militarism. As the crown prince, he was commander-in-chief of the Hellenic Army during the unsuccessful Greco-Turkish War of 1897. Later and under the leadership of Prime Minister Eleftherios Venizelos, he led successfully the Greek forces in the Balkan Wars of 1912–1913, in which Greece expanded, doubling in area and population.

He was married to Sophia of Prussia, a younger sister of Wilhelm II, the Emperor of Germany.

Historical Significance

Constantine I was King of Greece from 18 March 1913 to 11 June 1917 and again from 19 December 1920 to 27 September 1922.

Events Before

  1. First running of San Francisco's famed "Bay to Breakers" footrace (7.63 miles/12.3 km); Robert Vlught wins in 44:10

    First running of San Francisco's famed "Bay to Breakers" footrace (7.63 miles/12.3 km); Robert Vlught wins in 44:10

  2. Kim Philby is born

    Kim Philby, British intelligence officer and soviet double agent, known for british intelligence officer and soviet double agent, was born on 1912-01-01.

  3. Geophysicist and meteorologist Alfred Wegener presents his controversial theory of continental drift in a lecture to the

    Geophysicist and meteorologist Alfred Wegener presents his controversial theory of continental drift in a lecture to the Geological Association at the Senckenberg Museum in Frankfurt

  4. Chiefs, representatives of people's and church organizations, and other prominent individuals form the African National

    Chiefs, representatives of people's and church organizations, and other prominent individuals form the African National Congress and declare its aim to bring all Africans together as one people to defend their rights and freedoms

  5. Captain Robert Scott's expedition arrives at the South Pole, one month after Roald Amundsen

    The Amundsen–Scott South Pole Station is a United States scientific research station at the South Pole of the Earth.

Events After

  1. Kornelis "Klaas" ter Laan becomes the Netherlands' first socialist mayor in Zaandam

    Kornelis "Klaas" ter Laan becomes the Netherlands' first socialist mayor in Zaandam

  2. Danish "Out of Africa" author Karen Blixen (28), pen name Isak Dinesen marries her 2nd cousin Baron Hans von Blixen-Fine

    Danish "Out of Africa" author Karen Blixen (28), pen name Isak Dinesen marries her 2nd cousin Baron Hans von Blixen-Finecke

  3. "The Squaw Man," the first feature-length film shot in Hollywood, directed by Cecil B. DeMille and Oscar Apfel, is relea

    "The Squaw Man," the first feature-length film shot in Hollywood, directed by Cecil B. DeMille and Oscar Apfel, is released in the US

  4. First successful non-direct blood transfusion is performed by Dr. Albert Hustin in Brussels

    First successful non-direct blood transfusion is performed by Dr. Albert Hustin in Brussels

  5. Film serial "The Perils of Pauline" is shown for the first time in Los Angeles, California

    Film serial "The Perils of Pauline" is shown for the first time in Los Angeles, California

More from the 1910s

birth

Hank Greenberg is born

Hank Greenberg, American athlete, known for american baseball player, was born on 1911-01-01.

Belgian mining law introduces a 9.5-hour workday

Belgian mining law introduces a 9.5-hour workday

First running of San Francisco's famed "Bay to Breakers" footrace (7.63 miles/12.3 km); Robert Vlught wins in 44:10

First running of San Francisco's famed "Bay to Breakers" footrace (7.63 miles/12.3 km); Robert Vlught wins in 44:10

The US Post Office begins parcel post delivery

The Bronx General Post Office (also known as the Bronx Central Post Office or Bronx Central Annex) is a historic post office building at 558 Grand Concourse in the South Bronx in New York City, New…

Frequently Asked Questions

What happened on May 30, 1913?
Constantine I was King of Greece from 18 March 1913 to 11 June 1917 and again from 19 December 1920 to 27 September 1922. The eldest son of George I of Greece, he succeeded to the throne following his father's assassination in 1913. Educated in Greece and later in Germany, Constantine was an admirer of Prussian militarism.
Why is Treaty of London is signed by the Great Powers, the Ottoman Empire, and the v... significant?
Constantine I was King of Greece from 18 March 1913 to 11 June 1917 and again from 19 December 1920 to 27 September 1922.

Explore More

May 30 in HistoryYear 1913